IV. THE FLOWER. 



83 



approximately the shape of the outer leaf as at A, 



that of the inner as at B, 



Fig. 4 ; which you will find 



very difficult lines to draw, 



for they are each composed 



of two curves, joined, as in 



Fig. 5 ; all above the line 



a b being the outer edge of 



the leaf, but joined so subtly 



to the side that the least 



break in drawing the line 



Fig. 4. 



spoils the form. 



14. Now every flower petal consists essentially of 

 these two parts, variously proportioned and outlined. 



